Tetanus is a serious bacterial infection that affects the nervous system and can lead to muscle stiffness, painful spasms, and even death.It is caused by the bacterium Clostridium tetani , which can enter the body through a wound or cut. The best way to prevent tetanus is through vaccination with the tetanus toxoid injection. Tetanus Toxoid Injection: The tetanus toxoid injection is a vaccine that provides immunity against tetanus. It is made from a toxin produced by the bacterium that causes tetanus, but the toxin is inactivated so it cannot cause disease. The vaccine works by stimulating the body's immune system to produce antibodies that can recognize and destroy the tetanus bacteria if it enters the body. The tetanus toxoid vaccine is usually given as part of the combination vaccine known as the DTaP or Tdap vaccine , which also protects against diphtheria and pertussis (whooping cough). It is recommended that all children receive a series of DTaP vaccinations starting at 2 m...